Home / 14,555.33-20,088.48-8,182.45

Finding the Fourth Proportional to 14,555.33, 20,088.48 and 8,182.45

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Solution

The fourth proportional to 14,555.33, 20,088.48 and 8,182.45 is: 11,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.33 : 20,088.48 = 8,182.45 : x
  2. Step 2: Convert to fraction form
    14,555.33/20,088.48 = 8,182.45/x
  3. Step 3: Cross multiply
    14,555.33x = 20,088.48 × 8,182.45
  4. Step 4: Simplify right side
    14,555.33x = 164,372,882.73
  5. Step 5: Solve for x
    x = 164,372,882.73/14,555.33
  6. Step 6: Final answer
    x = 11,292.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.